You're right, Larry - can't set the S-950 talk on/off to a registration. You could on some of the earlier PSR models, but they apparently took this feature away on the S950.

Gary cool
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)